NGC7293 Helix HaRGB  (North Left)   (~60% Crop -> 928K )
NGC7293 Helix H-a  (North Left)   (~60% Crop -> 389K )
Large images stand up well at 200% zoom.
*   *     Technical Data     *   *
Date 08-21 to 10-16-07
Exposure 7.5hrs, H-a 3x30mins, RGB 12x10mins ea., Bin 1x1
Optics 1995 AP155EDFS #95, f:7.26, FL=1126
Mount 2007 AP1200 GTOCP3 #714
Camera 2005 SBIG STL-11000M, 1.65 arc.sec p/pixel @ -20C, AstroDon I-Series HaRGB.
Guider 2006 SBIG STL-Remote w/Red filter, TAK FS-78, FL-632mm f:8.1.
Equipment AP Field Flatener, FeatherTouch FTF-3545 & Digital MicroFocuser, PreciseParts Adapters.
Custom built Water Cooling and DryAir Purge Systems
Processing MaximDL/CCD w/Russ Crowman's Sigma Combine Plug-In, PhotoshopCS2,  FITSplug by Eddie Trimarchi, AstroActions by Noel Carboni
Location StarFields Observatory (SFO), Chiefland Astronomy Village, Florida,   29d 24m 26.34s  North,   82h 51m 31.26s   West
Comments ... Large images stand up well at 200% zoom.
... Several background Gx's.

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